From 58a9573b08d6201c4dc75a7378471296ffb4700e Mon Sep 17 00:00:00 2001
From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Fri, 1 Jul 2005 01:34:29 +0000
Subject: added some glGetRenderbufferParameterivEXT calls, printfs, and
 assertions

---
 progs/tests/fbotest1.c   | 13 +++++++++++++
 progs/tests/fbotexture.c |  8 ++++++++
 2 files changed, 21 insertions(+)

(limited to 'progs/tests')

diff --git a/progs/tests/fbotest1.c b/progs/tests/fbotest1.c
index 1b71004178..6cacaeb4b9 100644
--- a/progs/tests/fbotest1.c
+++ b/progs/tests/fbotest1.c
@@ -145,6 +145,19 @@ Init( void )
 
    glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_RGB, Width, Height);
 
+   {
+      GLint r, g, b, a;
+      glGetRenderbufferParameterivEXT(GL_RENDERBUFFER_EXT,
+                                      GL_RENDERBUFFER_RED_SIZE_EXT, &r);
+      glGetRenderbufferParameterivEXT(GL_RENDERBUFFER_EXT,
+                                      GL_RENDERBUFFER_GREEN_SIZE_EXT, &g);
+      glGetRenderbufferParameterivEXT(GL_RENDERBUFFER_EXT,
+                                      GL_RENDERBUFFER_BLUE_SIZE_EXT, &b);
+      glGetRenderbufferParameterivEXT(GL_RENDERBUFFER_EXT,
+                                      GL_RENDERBUFFER_ALPHA_SIZE_EXT, &a);
+      printf("renderbuffer RGBA sizes = %d %d %d %d\n", r, g, b, a);
+   }
+
    CheckError(__LINE__);
 
    /* restore to default */
diff --git a/progs/tests/fbotexture.c b/progs/tests/fbotexture.c
index dc347423aa..1da323c685 100644
--- a/progs/tests/fbotexture.c
+++ b/progs/tests/fbotexture.c
@@ -223,6 +223,10 @@ Init(void)
    glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, DepthRB);
    glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_DEPTH_COMPONENT,
                             TexWidth, TexHeight);
+   glGetRenderbufferParameterivEXT(GL_RENDERBUFFER_EXT,
+                                   GL_RENDERBUFFER_DEPTH_SIZE_EXT, &i);
+   printf("Depth renderbuffer size = %d bits\n", i);
+   assert(i > 0);
 
    /* make stencil renderbuffer */
    glGenRenderbuffersEXT(1, &StencilRB);
@@ -231,6 +235,10 @@ Init(void)
    glBindRenderbufferEXT(GL_RENDERBUFFER_EXT, StencilRB);
    glRenderbufferStorageEXT(GL_RENDERBUFFER_EXT, GL_STENCIL_INDEX,
                             TexWidth, TexHeight);
+   glGetRenderbufferParameterivEXT(GL_RENDERBUFFER_EXT,
+                                   GL_RENDERBUFFER_STENCIL_SIZE_EXT, &i);
+   printf("Stencil renderbuffer size = %d bits\n", i);
+   assert(i > 0);
 
    /* attach DepthRB to MyFB */
    glFramebufferRenderbufferEXT(GL_FRAMEBUFFER_EXT, GL_DEPTH_ATTACHMENT_EXT,
-- 
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